<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script language="javascript">
function Tab()
{
var tb1=document.getElementById("<%=TextBox2.ClientID%>");
tb1.focus();
}
</script>
</head>
<body >
<form id="form1" runat="server">
<asp:TextBox ID="TextBox1" runat="server" onkeypress="return Tab();"></asp:TextBox>
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
</form>
</body>
</html>